app-root {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  flex-direction: column;
}

app-root {

  > app-app-sidenav, app-navigation, app-progressing-task, app-pending-task {
    flex: 1 1 auto;
    overflow-y: auto;
  }
}

app-header {
  position: relative;
  z-index: 10;
}
